TY - JOUR AU - Ya. V. Radyno AU - Dinh Phu Bong TI - A free boundary problem for a second-order equation of parabolic type JO - Differencialʹnye uravneniâ PY - 1991 SP - 1789 EP - 1795 VL - 27 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1991_27_10_a16/ LA - ru ID - DE_1991_27_10_a16 ER -